is negative in sign, equation (5) reduces to the simple form:[40]

It will perhaps be of some interest to introduce two tables from this paper to show the exact nature of these earliest measurements on the charges carried by individual particles.

[TABLE IIa]
SERIES 1 (BALANCED POSITIVE WATER DROPS)

Distance between plates .545 cm.
Measured distance of fall .155 cm.

Volts Time
1 space
Time
2 spaces
2,285 2.4 sec. 4.8 sec.
2,285 2.4 4.8
2,275 2.4 4.8
2,325 2.4 4.8
2,235 2.6 4.8
2,325 2.2 4.8
2,365 2.4 4.8
2,312 2.4 4.8

[TABLE IIb]
SERIES 2 (BALANCED POSITIVE WATER DROPS)

Distance between plates .545 cm.
Measured distance of fall .155 cm.

Volts Time
1 space
Time
2 spaces
2,365 1.8 sec. 4.0 sec.
2,365 1.8 4.0
2,365 2.2 3.8
2,365 1.8 4.0
2,395 2.0 4.0
2,395 2.0 4.0
2,395 2.0 3.8
2,365 1.8 4.0
2,365 1.8 4.0
2,365 1.8 4.0
2,374 1.90 3.96